Right now I have 2 bikes next to each other:1. a 29" mountainbike on 2.1 tires = 2288 wheel circumference in the Elite app and 189 in other apps. Mounted on the Direto.2. a 26" mountainbike on 2.125 tires = 2070 wheel circumference in the elite app and 171 in other apps. Mounted on the Turbo Muin.

Both trainers are connected to 2 different ant+ dongles on my computer, where I run 2 Trainerroad apps.

On the Muin, the power output feels fairly accurate, but on the Direto it feels way too heavy. 50 Watt on the Direto (wrong) feels like 100 watt on the Muin (which I believe is right).

I calibrated the Direto countless times now. Tried with 1 ant+ dongle and no Muin connected. I Tried resetting the trainer. I Tried different settings in Trainerroad. I tried with different apps, ...